100991605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 143555328

約数和(自身を除く): 42563723

約数列:

[1, 5, 11, 13, 55, 65, 137, 143, 685, 715, 1031, 1507, 1781, 5155, 7535, 8905, 11341, 13403, 19591, 56705, 67015, 97955, 141247, 147433, 706235, 737165, 1553717, 1836211, 7768585, 9181055, 20198321, 100991605]

約数ペア:

[(1, 100991605), (5, 20198321), (11, 9181055), (13, 7768585), (55, 1836211), (65, 1553717), (137, 737165), (143, 706235), (685, 147433), (715, 141247), (1031, 97955), (1507, 67015), (1781, 56705), (5155, 19591), (7535, 13403), (8905, 11341)]